For thousands of years, people have known about its ability to kill off various unhealthy strands of bacteria and fungi. Its strong aroma comes from a compound called allicin, which provides both its antifungal and antibacterial properties. Garlic is also rich in selenium, vitamin C, vitamin B1, vitamin B2, vitamin B3, vitamin B6, folate, calcium, iron, manganese, phosphorous, potassium, magnesium, sodium and zinc. Garlic is famed for its ability to lower blood pressure. There is also mounting research that suggests its antioxidant power is one of the best at helping to prevent cancer. For those suffering with spots, eating a few cloves of garlic every day will tackle the root cause of acne and cleanse the skin, from the inside out. For those of us who are a little older, garlic is great for both our hair and skin and slows down our loss of collagen, which is what we need to keep the skin supple and prevent the dreaded wrinkles.